Taking a decibel to be

  1. Taking a decibel to be an increase in pressure of 12.2%, by what factor has the pressure changed when the sound level has fallen
    1. answers icon 2 answers
    2. Steeve asked by Steeve
    3. views icon 1,121 views
  2. An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel?
    1. answers icon 1 answer
    2. views icon 227 views
  3. An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel?
    1. answers icon 1 answer
    2. Erica asked by Erica
    3. views icon 3,345 views
  4. the decibel level of a person talking in a room is 65.0 dB relative to the threshold of hearing determine the decibel level if 6
    1. answers icon 1 answer
    2. Cookie asked by Cookie
    3. views icon 510 views
  5. The decibel level of a sound is given by dB=10log(EE0), where E0=10−12wattsm2 and E is the intensity of the sound.(a) Find the
    1. answers icon 1 answer
    2. Sarah asked by Sarah
    3. views icon 2,038 views
  6. When the volume control on a stereo system is increased, the voltage across a loudspeaker changes from V1 to V2, and the decibel
    1. answers icon 1 answer
    2. Help plis asked by Help plis
    3. views icon 688 views
  7. A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
    1. answers icon 1 answer
    2. Anonymous asked by Anonymous
    3. views icon 503 views
  8. A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
    1. answers icon 1 answer
    2. views icon 145 views
  9. A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
    1. answers icon 0 answers
    2. lucy asked by lucy
    3. views icon 791 views
  10. A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
    1. answers icon 1 answer
    2. Chris asked by Chris
    3. views icon 884 views